@article{RietschGodinaScheffler2013,
  author    = {Katrin Rietsch and Elena Godina and Christiane Scheffler},
  title     = {Decreased External Skeletal Robustness in Schoolchildren - a Global Trend? ; Ten Year Comparison of Russian and German Data},
  journal   = {PLoS one},
  volume    = {8},
  number    = {7},
  doi       = {10.1371/journal.pone.0068195},
  year      = {2013},
}